Overview

Debug level (LWIP_DBG_MIN_LEVEL)
#define	LWIP_DBG_LEVEL_ALL 0x00

#define	LWIP_DBG_LEVEL_WARNING 0x01

#define	LWIP_DBG_LEVEL_SERIOUS 0x02

#define	LWIP_DBG_LEVEL_SEVERE 0x03

Enable/disable debug messages completely (LWIP_DBG_TYPES_ON)
#define	LWIP_DBG_ON 0x80U

#define	LWIP_DBG_OFF 0x00U

Debug message types (LWIP_DBG_TYPES_ON)
#define	LWIP_DBG_TRACE 0x40U

#define	LWIP_DBG_STATE 0x20U

#define	LWIP_DBG_FRESH 0x10U

#define	LWIP_DBG_HALT 0x08U

Macro Definition Documentation

#define LWIP_DBG_LEVEL_ALL 0x00

Debug level: ALL messages

#define LWIP_DBG_LEVEL_WARNING 0x01

Debug level: Warnings. bad checksums, dropped packets, ...

#define LWIP_DBG_LEVEL_SERIOUS 0x02

Debug level: Serious. memory allocation failures, ...

#define LWIP_DBG_LEVEL_SEVERE 0x03

Debug level: Severe

#define LWIP_DBG_ON 0x80U

flag for LWIP_DEBUGF to enable that debug message

#define LWIP_DBG_OFF 0x00U

flag for LWIP_DEBUGF to disable that debug message

#define LWIP_DBG_TRACE 0x40U

flag for LWIP_DEBUGF indicating a tracing message (to follow program flow)

#define LWIP_DBG_STATE 0x20U

flag for LWIP_DEBUGF indicating a state debug message (to follow module states)

#define LWIP_DBG_FRESH 0x10U

flag for LWIP_DEBUGF indicating newly added code, not thoroughly tested yet

#define LWIP_DBG_HALT 0x08U

flag for LWIP_DEBUGF to halt after printing this debug message